👤 About James Thomas Marter
James Thomas Marter is a Republican candidate for U.S. House, District 14 in Illinois’s 2026 federal election cycle. The campaign committee, MARTER FOR CONGRESS, is registered in OSWEGO, IL, with WEBER, STEVE listed as treasurer. The campaign has not yet reported substantial fundraising in current FEC filings. The race’s incumbent is Democratic Lauren Underwood.
Bio auto-generated from candidate filings.
🔗 Where to learn more
💰 Campaign finance
No FEC filings reported yet for the 2026 cycle.
2026 candidate profile
JM
James Thomas Marter
Republican · Challenger
Running for: U.S. House, Illinois 14th district
✓ Won 2026 primary
FEC pending
Total raised
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Cash on hand
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Spent
C
FEC status
Biography
James Thomas Marter is a Republican candidate for U.S. House, District 14 in Illinois’s 2026 federal election cycle. The campaign committee, MARTER FOR CONGRESS, is registered in OSWEGO, IL, with WEBER, STEVE listed as treasurer. The campaign has not yet reported substantial fundraising in current FEC filings. The race’s incumbent is Democratic Lauren Underwood.
Compiled from public FEC filings and race data. A detailed profile is being expanded.
FEC filing
FEC IDH8IL16153
OfficeU.S. House, Illinois 14th district
PartyRepublican
Who holds this seat now
The sitting representative for this district, with their full voting record.
Also running for this seat
4 other candidates have filed. Ordered by total raised, which is a filed figure and not a ranking.
See the full race
View every candidate, all fundraising totals, and the primary results for the U.S. House, Illinois 14th district race.
🗳 2026 Election
U.S. House — Illinois District 14
Primary: Mar 17, 2026 (7 months ago)
· General: November 3, 2026